SYNCHRONOUS SPEED CIRCUIT
    69.
    发明专利

    公开(公告)号:JPS51144680A

    公开(公告)日:1976-12-11

    申请号:JP5920676

    申请日:1976-05-24

    Abstract: Utilizing a three-wire input from a synchro, a signal representing the rate of rotation of the synchro shaft is generated by means of: summing amplifiers to generate signals representing the cosine of the shaft angle and the sine of the shaft angle; a circuit for generating a signal representing the tangent of the shaft angle; a circuit for generating the signal representing the cotangent of the shaft angle; feedback circuits for linearizing both the tangent and cotangent signals; a differentiator circuit for differentiating the tangent signal; a differentiator circuit for differentiating the cotangent signal; and a switching circuit for selecting the rate output from the differentiator with a linear output.

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